Intengo eshibhile ASTM A283 T91 P91 P22 A355 P9 P11 4130 42CrMo 15CrMo Alloy Carbon Steel Pipe
Incazelo emfushane:
Ipayipi le-42CrMo ingxubevange engenamthungo iyinsimbi enamandla aphakeme kakhulu enamandla amakhulu kanye nokuqina, ukuqina okuhle, akukho brittleness okusobala okusobala, kanye nokonakala okuncane ngesikhathi sokucisha.Ngemva kokucisha nokushisa, ipayipi elingenamthungo elingu-42CrMo linomkhawulo wokukhathala okuphezulu kanye nokumelana nemithelela eminingi, ukuqina komthelela omuhle kumazinga okushisa aphansi, namandla okukhasa okuphezulu namandla okubekezela ezingeni lokushisa eliphezulu.Ukucisha ubuso ngemva kokucisha nokubandisa kuvame ukusetshenziswa njengesikimu sokwelapha ukushisa kwamapayipi angenamthungo angu-42CrMo.
Siphikelela phezu komgomo wokuthuthukisa 'Ikhwalithi ephezulu, Ukusebenza kahle, Ubuqotho kanye nendlela yokusebenza yaphansi' ukuze sikunikeze usizo oluhle kakhulu lokucubungula ngentengo eshibhile i-ASTM A283 T91 P91 P22 A355 P9 P11 4130 42CrMo 15CrMo Alloy Carbon Steel Pipe, Sinokubambisana okujulile namakhulu ezimboni eziseduze neChina.Izinto esizethulayo zingamatanisa nezingcingo ezihlukene.Sikhethe, futhi ngeke sikwenze uzisole!
Siphikelela phezu komgomo wokuthuthukisa 'Ikhwalithi ephezulu, Ukusebenza kahle, Ubuqotho kanye nendlela yokusebenza yaphansi' ukuze sikunikeze usizo oluhle kakhulu lokucubungulaIpayipi lensimbi ye-alloy kanye ne-alloy Seamless Pipe, Iminyaka eminingi yesipiliyoni somsebenzi, siye sabona ukubaluleka kokuhlinzeka ngemikhiqizo yekhwalithi enhle nezisombululo kanye nezinsizakalo ezihamba phambili zangaphambi kokuthengisa nezangemuva kokuthengisa.Izinkinga eziningi phakathi kwabahlinzeki-mpahla namakhasimende zibangelwa ukungakhulumisani kahle.Ngokwesiko, abahlinzeki bangangabaza ukubuza izinto abangaziqondi.Sidiliza yonke leyo migoqo ukuze siqinisekise ukuthi uthola okufunayo ezingeni olilindele, ngesikhathi osifunayo.isikhathi sokulethwa esisheshayo kanye nomkhiqizo owufunayo umbandela wethu.
Ayinakho ukuthukuthela okusobala, ukuwohloka okuncane ngesikhathi sokucisha, umkhawulo wokukhathala okuphezulu kanye nokumelana nomthelela omningi ngemva kokwelashwa kokucisha nokushisa.Ipayipi elingenamthungo le-42CrMo linomthelela omuhle emazingeni okushisa aphansi namandla aphezulu okukhasa kanye namandla okubekezela ezingeni lokushisa eliphezulu.Ukucisha ubuso ngemva kokucisha nokubandisa kuvame ukusetshenziswa njengesikimu sokwelapha ukushisa kwamapayipi angenamthungo angu-42CrMo.
Ingxubevange yensimbi ekhethekile:41Cr4,25CrMo4,30CrMo4,34CrMo4,42CrMo4
OD: 20-660mm WT: 2.3-100mm L: 5.8M, 6M, 11.8M, 12M nanoma yibuphi obunye ubude obucacisiwe.
Isicelo: Umshini, Ubunjiniyela obujwayelekile, ingalo ye-crane, Izihlahla, Amasilinda Ahlukahlukene, Ama-Conveyor Rolls, Ama-Hollow Shafts, Izingxenye Ezingenalutho kanye nezingxenye, Amantongomane, Izindandatho, njll.
Ukusetshenziswa kwepayipi elingenamthungo elingu-42CrMo: insimbi ekhethekile esetshenziselwa amabhuloho yi-“42CrMo”, insimbi ekhethekile yamagida ezimoto yi-“42CrMo”, kanti insimbi ekhethekile yemikhumbi yokucindezela ithi “42CrMo”.Lolu hlobo lwensimbi luthuthukisa izakhiwo zensimbi ngokulungisa okuqukethwe kwekhabhoni (c).Ngakho-ke, ngokusho kokuqukethwe kwekhabhoni, lolu hlobo lwensimbi lungahlukaniswa lube: insimbi ephansi ye-carbon - okuqukethwe kwekhabhoni ngokuvamile kungaphansi kuka-0.25%, njengensimbi engu-10 no-20;I-Medium carbon steel - okuqukethwe kwekhabhoni ngokuvamile kuphakathi kuka-0.25 no-0.60%, njengensimbi engama-35 no-45;I-high carbon steel - okuqukethwe kwekhabhoni ngokuvamile kungaphezu kuka-0.60%.Lolu hlobo lwensimbi ngokuvamile alusetshenziselwa ukwenza amapayipi ensimbi.
Uhlelo lokusebenza olujwayelekile
Ifanele ukwenza isikhunta sepulasitiki esikhulu nesiphakathi nendawo esidinga amandla athile nokuqina.
| Ibanga lensimbi | C | Si | Mn | P | S | Cr | Mo | Ni | ||||||
| Igama lensimbi | Inombolo yensimbi | imiz. | ubuningi. | ubuningi. | imiz. | ubuningi. | ubuningi. | ubuningi. | imiz. | ubuningi. | imiz. | ubuningi. | imiz. | ubuningi. |
| 41Kr4 | 1.7035 | 0,38 | 0,45 | 0,40 | 0,60 | 0,90 | 0,035 | 0,035 | 0,90 | 1,20 | - | - | - | - |
| 25CrMo4 | 1.7218 | 0,22 | 0,29 | 0,40 | 0,60 | 0,90 | 0,035 | 0,035 | 0,90 | 1,20 | 0,15 | 0,30 | - | - |
| 30CrMo4 | 1.7216 | 0,27 | 0,34 | 0,35 | 0,35 | 0,60 | 0,035 | 0,035 | 0,80 | 1,15 | 0,15 | 0,30 | - | - |
| 34CrMo4 | 1.7220 | 0,30 | 0,37 | 0,40 | 0,60 | 0,90 | 0,035 | 0,035 | 0,90 | 1,20 | 0,15 | 0,30 | - | - |
| 42CrMo4 | 1.7225 | 0,38 | 0,45 | 0,40 | 0,60 | 0,90 | 0,035 | 0,035 | 0,90 | 1,20 | 0,15 | 0,30 | - | - |
| a Bheka futhi 7.1. | ||||||||||||||
| b<0,25% Cu. | ||||||||||||||
| Ibanga lensimbi | Ubuncane bezakhiwo eziqinile | ||||||||||||||||
| Igama lensimbi | Inombolo yensimbi | Amandla esivuno (ReH) MPa | Amandla okuqina ( Rm) MPa | I-Elongation A% | |||||||||||||
| Kwa-T ngo-mm | Kwa-T ngo-mm | Kwa-T ngo-mm | |||||||||||||||
| T≤8 | 8＜T≤20 | 20＜T≤50 | 50＜T≤80 | T≤8 | 8＜T≤20 | 20＜T≤50 | 50＜T≤80 | T≤8 | 8＜T≤20 | 20＜T≤50 | 50＜T≤80 | ||||||
| l | t | l | t | l | t | l | t | ||||||||||
| 41Kr4 | 1.7035 | 800 | 660 | 560 | - | 1000 | 900 | 800 | - | 11 | 9 | 12 | 10 | 14 | 12 | - | - |
| 25CrMo4 | 1.7218 | 700 | 600 | 450 | 400 | 900 | 800 | 700 | 650 | 12 | 10 | 14 | 12 | 15 | 13 | 16 | 14 |
| 30CrMo4 | 1.7216 | 750 | 630 | 520 | 480 | 950 | 850 | 750 | 700 | 12 | 10 | 13 | 11 | 14 | 12 | 15 | 13 |
| 34CrMo4 | 1.7220 | 800 | 650 | 550 | 500 | 1000 | 900 | 800 | 750 | 11 | 9 | 12 | 10 | 14 | 12 | 15 | 13 |
| 42CrMo4 | 1.7225 | 900 | 750 | 650 | 550 | 1100 | 1000 | 900 | 800 | 10 | 8 | 11 | 9 | 12 | 10 | 13 | 11 |
| QAPHELA l = longitudinal, t = transverse. | |||||||||||||||||
Ukubekezelela Ubude:
Uma Ubude bulingana no-6000mm, Ukubekezelela 0/+10
Lapho 6 000 < L =12 000, Ukubekezelela 0/+15
Lapho > 12 000,Ukubekezelela 0/+ ngesivumelwano
Ukucaciswa kwenqubo kanye nezakhiwo ezibonakalayo zepayipi lensimbi elingu-42CrMo
42CrMo ipayipi lensimbi, okuqukethwe kwekhabhoni: 0.38 ～ 0.45%, i-silicon: 0.17 ～ 0.37%, manganese: 0.50 ～ 0.80%.
Ipayipi lensimbi engu-42CrMo ingeyensimbi enamandla amakhulu kakhulu, enamandla amakhulu kanye nokuqina, ukuqina okuhle, akukho ukufutheka okusobala okusobala, umkhawulo wokukhathala okuphezulu kanye nokumelana nomthelela omningi ngemva kokwelashwa kokucisha nokushisa, kanye nokuqina okuhle komthelela wezinga lokushisa eliphansi.
Insimbi ifanele ukukhiqiza isikhunta sepulasitiki esikhulu nesiphakathi esidinga amandla athile nokuqina.Uhlobo lwayo lwenhlangano ejwayelekile yamazwe ngamazwe: 42CrMo4 ihambisana nomkhiqizo waseJapane: scm440 ihambisana nomkhiqizo waseJalimane: 42CrMo4 cishe ihambisana nomkhiqizo waseMelika: izici ezingu-4140 kanye nobubanzi bokusebenza: amandla aphezulu, ukuqina, ukuqina okuhle, ukuguqulwa okuncane ngesikhathi sokucisha, amandla aphezulu okukhasa futhi amandla okukhuthazela ekushiseni okuphezulu.Isetshenziselwa ukwakha ama-forging anamandla aphezulu kanye nengxenye enkulu yokucisha kanye neyokushisa kunensimbi engu-35CrMo, njengegiya elikhulu lokudonsa kwesitimela, igiya lokudlulisela le-supercharger, i-axle yangemuva, induku yokuxhuma kanye ne-spring clamp enomthwalo omkhulu, ipayipi lokubhoboza elihlangene kanye ithuluzi lokudoba lamafutha lijule kahle ngaphansi kwe-2000m, kanye nesikhunta somshini wokugoba.
I-Sulfur s: okuqukethwe okuyinsalela okuvumelekile ≤ 0.035%
I-Phosphorus P: okuqukethwe okuyinsalela okuvumelekile ≤ 0.035%
I-Chromium (CR): 0.90 ～ 1.20%
I-Nickel Ni: okuqukethwe okuyinsalela okuvumelekile ≤ 0.030%
I-Copper Cu: okuqukethwe okuyinsalela okuvumelekile ≤ 0.030%
I-Molybdenum (MO): 0.15 ～ 0.25%
Ingcindezi evumelekile ye-42CrMo
I-42CrMo ingcindezi evumelekile 186 ～ 310 / MPa, iphoyinti lesivuno 930 σ S / MPa, 42CrMo inamandla aphezulu, ukuqina, ukuqina okuhle, ukuguqulwa okuncane ngesikhathi sokucisha, namandla aphezulu okukhasa kanye namandla okubekezela ezingeni lokushisa eliphezulu.Ipayipi lensimbi le-42CrMo lisetshenziselwa ukwenza ama-forging anamandla aphezulu kanye nesigaba esikhulu esicishiwe nesishisayo kunensimbi engu-35CrMo.
1) Izinga lokushisa lamaphuzu abalulekile (isilinganiso): AC1 = 730 ° C, AC3 = 800 ° C, Ms = 310 ° C.
2) Umugqa wokunweba i-coefficient: izinga lokushisa 20 ~ 100 ° C / 20 ~ 200 ° C / 20 ~ 300 ° C / 20 ~ 400 ° C / 20 ~ 500 ° C / 20 ~ 600 ° C, i-coefficient yomugqa yokwandisa: 11.1 × 1 /12.1 × 10K/12.9 × 10K/13.5 × 10K/13.9 × 10K14.1 × 10K.
3) I-elastic modulus: izinga lokushisa 20 ° C / 300 ° C / 400 ° C / 500 ° C / 600 ° C, i-elastic modulus 210000mpa / 185000mpa / 175000mpa / 165000mpa / 15500mpa
Ukucaciswa kokusebenza okushisayo
Izinga lokushisa lokushisisa lingu-1150 ~ 1200 ° C, izinga lokushisa lokuqala lingu-1130 ~ 1180 ° C, futhi izinga lokushisa lokugcina ngu-> 850 ° C, φ> 50mm, ukupholisa kancane.
Ukucaciswa okujwayelekile
Izinga lokushisa elijwayelekile lingu-850 ~ 900 ° C, futhi isithando somlilo sipholiswa ngomoya.
Ukucaciswa kokushisa okuphezulu kwezinga lokushisa
Izinga lokushisa elipholile lingu-680 ~ 700 ° C, futhi isithando somlilo sipholiswa ngomoya.
Imininingwane yokuhlobisa kanye nokuhlobisa
Ukushisa okushisa ngaphambi kuka-680 ~ 700 ° C, ukushisa okucisha 840 ~ 880 ° C, ukupholisa uwoyela, izinga lokushisa lokushisa 580 ° C, ukupholisa amanzi noma ukupholisa uwoyela, ubulukhuni ≤ 217hbw.
Ukucaciswa kokuqiniswa kwe-subcritical kanye nokuqina
Ukushisa okucishayo 900 ° C, lokushisa komoya 560 ° C, ubulukhuni (37 ± 1) HRC
Ukucaciswa kokucinywa kwe-induction kanye nokushisa
Ukushisa kokucisha 900 ° C, lokushisa 150 ~ 180 ° C, ubulukhuni 54 ~ 60HRC.
Ukucaciswa kokusebenza okushisayo
Izinga lokushisa lokushisisa lingu-1150 ~ 1200 ° C, izinga lokushisa lokuqala lingu-1130 ~ 1180 ° C, futhi izinga lokushisa lokugcina ngu-> 850 ° C, φ> 50mm, ukupholisa kancane.
Ukucaciswa okujwayelekile
Izinga lokushisa elijwayelekile lingu-850 ~ 900 ° C, futhi isithando somlilo sipholiswa ngomoya.
Ukucaciswa kokushisa okuphezulu kwezinga lokushisa
Izinga lokushisa elipholile lingu-680 ~ 700 ° C, futhi isithando somlilo sipholiswa ngomoya.
Imininingwane yokuhlobisa kanye nokuhlobisa
Ukushisa okushisa ngaphambi kuka-680 ~ 700 ° C, ukushisa okucisha 840 ~ 880 ° C, ukupholisa uwoyela, izinga lokushisa lokushisa 580 ° C, ukupholisa amanzi noma ukupholisa uwoyela, ubulukhuni ≤ 217hbw.
Ukucaciswa kokuqiniswa kwe-subcritical kanye nokuqina
Ukushisa okucishayo 900 ° C, lokushisa komoya 560 ° C, ubulukhuni (37 ± 1) HRC
Ukucaciswa kokucinywa kwe-induction kanye nokushisa
Ukushisa kokucisha 900 ° C, lokushisa 150 ~ 180 ° C, ubulukhuni 54 ~ 60HRC.
Siphikelela phezu komgomo wokuthuthukisa 'Ikhwalithi ephezulu, Ukusebenza kahle, Ubuqotho kanye nendlela yokusebenza ephansi komhlaba' ukuze sikunikeze usizo oluhle kakhulu lokucubungula ngentengo eshibhile i-ASTM A283 T91 P91 P22 A355 P9 P11 4130 42CrMo 15CrMo Alloy Steel Pipe , Sinokubambisana okujulile namakhulu ezimboni eziseduze neChina.Izinto esizethulayo zingamatanisa nezingcingo ezihlukene.Sikhethe, futhi ngeke sikwenze uzisole!
Intengo eshibhile i-China Carbon Steel Pipe kanye ne-Seamless Pipe, Iminyaka eminingi yesipiliyoni somsebenzi, siye sabona ukubaluleka kokuhlinzeka ngemikhiqizo nezisombululo zekhwalithi enhle kanye nezinsizakalo ezihamba phambili zangaphambi kokuthengisa nezangemuva kokuthengisa.Izinkinga eziningi phakathi kwabahlinzeki-mpahla namakhasimende zibangelwa ukungakhulumisani kahle.Ngokwesiko, abahlinzeki bangangabaza ukubuza izinto abangaziqondi.Sidiliza yonke leyo migoqo ukuze siqinisekise ukuthi uthola okufunayo ezingeni olilindele, ngesikhathi osifunayo.isikhathi sokulethwa esisheshayo kanye nomkhiqizo owufunayo umbandela wethu.
